* This function returns the "​index"​ of the cursor'​s position in the "​current"​ input line ($L).

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* As with all "​index"​ values, counting starts from zero.

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* Counting begins after the input prompt, if any.

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* The "​current"​ input line is the last screen to receive a key-press. If you use this function outside of a key binding, this may be an important consideration. ​ Use within a key-binding should be safe.

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======Practical:​======

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This function is used, in conjunction with $[[indextoword]]() to retrieve the